Expand/Collapse Widget Demo

Example 1: Basic Information

This is the first example of an expand/collapse widget. Click the header above to toggle the visibility of this content. The widget uses CSS transitions for smooth animations and JavaScript for interactivity.

  • Uses CSS max-height for smooth expansion
  • JavaScript handles the toggle functionality
  • Hover effects on the header for better UX

Example 2: Detailed Features

Features of this widget:

The expand/collapse functionality is built with clean, semantic HTML and modern CSS. Here's what makes it special:

FeatureDescription
Smooth AnimationCSS transitions provide fluid expand/collapse effects
AccessibleKeyboard and click interactions supported
CustomizableEasy to style and modify for different use cases

Example 3: Usage Instructions

How to use this widget:

  1. HTML Structure: Wrap content in divs with 'example' and 'details' classes
  2. CSS Styling: Use max-height and transitions for smooth animations
  3. JavaScript: Add click handlers to toggle the 'expanded' class
  4. Customization: Modify colors, timing, and max-height values as needed
  5. Accessibility: Ensure proper ARIA attributes for screen readers

Note: This implementation uses a simple max-height value. For more complex content, consider using scrollHeight in JavaScript for dynamic sizing.